Orbital elements of DELTA 1 DEB
| Launched | 11 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21275 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Jan 11 18:57 | 2026 Jan 11 15:47:18 | 99.8838 | 0.00332 | 18.6799 | 204.8524 | 219.7733 | 13.51874 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 08:09:11 | 99.8840 | 0.00331 | 18.3272 | 218.2321 | 219.7733 | 13.51874 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 08:09:11 | 99.8840 | 0.00331 | 18.3272 | 218.2321 | 219.7733 | 13.51874 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 08:09:11 | 99.8840 | 0.00331 | 18.3272 | 218.2321 | 219.7733 | 13.51874 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 08:09:11 | 99.8840 | 0.00331 | 18.3272 | 218.2321 | 219.7733 | 13.51874 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 08:09:11 | 99.8840 | 0.00331 | 18.3272 | 218.2321 | 219.7733 | 13.51874 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 15:08:02 | 99.8840 | 0.00331 | 17.9484 | 232.6709 | 219.7733 | 13.51874 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 15:08:02 | 99.8840 | 0.00331 | 17.9484 | 232.6709 | 219.7733 | 13.51874 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 15:08:02 | 99.8840 | 0.00331 | 17.9484 | 232.6709 | 219.7733 | 13.51874 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 15:08:02 | 99.8840 | 0.00331 | 17.9484 | 232.6709 | 219.7733 | 13.51874 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 15:08:02 | 99.8840 | 0.00331 | 17.9484 | 232.6709 | 219.7733 | 13.51874 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 11:22:01 | 99.8839 | 0.00330 | 17.6064 | 245.6773 | 219.7733 | 13.51874 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 11:22:01 | 99.8839 | 0.00330 | 17.6064 | 245.6773 | 219.7733 | 13.51874 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 11:22:01 | 99.8839 | 0.00330 | 17.6064 | 245.6773 | 219.7733 | 13.51874 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 11:22:01 | 99.8839 | 0.00330 | 17.6064 | 245.6773 | 219.7733 | 13.51874 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 11:22:01 | 99.8839 | 0.00330 | 17.6064 | 245.6773 | 219.7733 | 13.51874 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 11:29:19 | 99.8839 | 0.00331 | 17.2087 | 260.8269 | 219.7733 | 13.51874 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 07:47:42 | 99.8836 | 0.00332 | 16.6678 | 281.3951 | 219.7733 | 13.51874 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 07:47:42 | 99.8836 | 0.00332 | 16.6678 | 281.3951 | 219.7733 | 13.51874 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 07:47:42 | 99.8836 | 0.00332 | 16.6678 | 281.3951 | 219.7733 | 13.51874 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 07:47:42 | 99.8836 | 0.00332 | 16.6678 | 281.3951 | 219.7733 | 13.51874 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 07:47:42 | 99.8836 | 0.00332 | 16.6678 | 281.3951 | 219.7733 | 13.51874 | – |